| Material | Heat conductivity (W/m・K) | Density (kg/m3) | Heat capacity (J/kg・K) |
| Steel (API5LX65) | 45.0 | 7850 | 460 |
| FBE | 0.3 | 1450 | 1350 |
| PP Adhesive | 0.22 | 900 | 1000 |
| PU Foam | 0.04 | 165 | 1600 |
| PP Solid | 0.215 | 900 | 1800 |
| CWC | 2.0 | 2242.60 | 1000 |